Answers

2015-08-30T19:29:15+05:30
Force is a pull or push of an object .frictional force
helps us to walk. it stops the motion of a body
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2015-08-30T20:47:13+05:30
Push or pull is called as force

The force which tries to stop the motion of the body is called as frictional force

DISADVANTAGES OF FRICTIONAL FORCE

It can damage the body
It can objects the motion of the body
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